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clang-uml/src/class_diagram/visitor/translation_unit_visitor.h
Bartek Kryza 8a7e89cb63 WIP
2022-07-18 23:41:37 +02:00

322 lines
12 KiB
C++

/**
* src/class_diagram/visitor/translation_unit_visitor.h
*
* Copyright (c) 2021-2022 Bartek Kryza <bkryza@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include "class_diagram/model/class.h"
#include "class_diagram/model/diagram.h"
#include "common/model/enums.h"
#include "config/config.h"
#include <clang/AST/RecursiveASTVisitor.h>
#include <clang/Basic/SourceManager.h>
#include <deque>
#include <functional>
#include <map>
#include <memory>
#include <string>
namespace clanguml::class_diagram::visitor {
using found_relationships_t =
std::vector<std::pair<clanguml::common::model::diagram_element::id_t,
common::model::relationship_t>>;
class translation_unit_visitor
: public clang::RecursiveASTVisitor<translation_unit_visitor> {
public:
explicit translation_unit_visitor(clang::SourceManager &sm,
clanguml::class_diagram::model::diagram &diagram,
const clanguml::config::class_diagram &config);
virtual bool VisitCXXRecordDecl(clang::CXXRecordDecl *d);
virtual bool VisitEnumDecl(clang::EnumDecl *e);
virtual bool VisitClassTemplateDecl(
clang::ClassTemplateDecl *class_template_declaration);
// virtual bool VisitVarDecl(clang::VarDecl *variable_declaration);
clanguml::class_diagram::model::diagram &diagram() { return diagram_; }
// void operator()();
private:
std::unique_ptr<clanguml::class_diagram::model::class_>
process_class_declaration(clang::CXXRecordDecl *cls);
void process_class_bases(const clang::CXXRecordDecl *cls,
clanguml::class_diagram::model::class_ &c) const;
void process_class_children(const clang::CXXRecordDecl *cls,
clanguml::class_diagram::model::class_ &c);
bool process_template_parameters(
const clang::ClassTemplateDecl &template_declaration,
clanguml::class_diagram::model::class_ &c);
void process_record_containment(const clang::TagDecl &record,
clanguml::common::model::element &c) const;
void process_method(const clang::CXXMethodDecl &mf,
clanguml::class_diagram::model::class_ &c);
void process_static_field(const clang::VarDecl &field_declaration,
clanguml::class_diagram::model::class_ &c);
void process_field(const clang::FieldDecl &field_declaration,
clanguml::class_diagram::model::class_ &c);
void process_function_parameter(const clang::ParmVarDecl &param,
clanguml::class_diagram::model::class_method &method,
clanguml::class_diagram::model::class_ &c,
const std::set<std::string> &template_parameter_names = {});
bool find_relationships(const clang::QualType &type,
found_relationships_t &,
clanguml::common::model::relationship_t relationship_hint);
void add_relationships(clanguml::class_diagram::model::class_ &c,
const found_relationships_t &relationships,
clanguml::common::model::access_t access,
std::optional<std::string> label);
void set_source_location(const clang::Decl &decl,
clanguml::common::model::source_location &element);
std::unique_ptr<clanguml::class_diagram::model::class_>
build_template_instantiation(const clang::TemplateSpecializationType& template_type,
std::optional<clanguml::class_diagram::model::class_ *> parent = {});
template <typename ClangDecl>
void process_comment(
const ClangDecl &decl, clanguml::common::model::decorated_element &e)
{
const auto *comment =
decl.getASTContext().getRawCommentForDeclNoCache(&decl);
if (comment != nullptr) {
e.set_comment(comment->getBriefText(decl.getASTContext()));
// if (mf.location().has_value()) {
// e.set_file(mf.location().value().file);
// e.set_line(mf.location().value().line);
// }
e.add_decorators(decorators::parse(e.comment().value()));
}
}
clang::SourceManager &source_manager_;
// Reference to the output diagram model
clanguml::class_diagram::model::diagram &diagram_;
// Reference to class diagram config
const clanguml::config::class_diagram &config_;
};
/*
class translation_unit_visitor {
public:
translation_unit_visitor(cppast::cpp_entity_index &idx,
clanguml::class_diagram::model::diagram &diagram,
const clanguml::config::class_diagram &config);
void operator()(const cppast::cpp_entity &file);
void process_class_declaration(const cppast::cpp_class &cls,
type_safe::optional_ref<const cppast::cpp_template_specialization>
tspec = nullptr);
void process_enum_declaration(const cppast::cpp_enum &enm);
void process_anonymous_enum(const cppast::cpp_enum &en,
clanguml::class_diagram::model::class_ &c,
cppast::cpp_access_specifier_kind as);
void process_field(const cppast::cpp_member_variable &mv,
clanguml::class_diagram::model::class_ &c,
cppast::cpp_access_specifier_kind as);
bool process_field_with_template_instantiation(
const cppast::cpp_member_variable &mv, const cppast::cpp_type &type,
clanguml::class_diagram::model::class_ &c,
clanguml::class_diagram::model::class_member &member,
cppast::cpp_access_specifier_kind as);
void process_static_field(const cppast::cpp_variable &mv,
clanguml::class_diagram::model::class_ &c,
cppast::cpp_access_specifier_kind as);
void process_method(const cppast::cpp_member_function &mf,
clanguml::class_diagram::model::class_ &c,
cppast::cpp_access_specifier_kind as);
void process_template_method(const cppast::cpp_function_template &mf,
clanguml::class_diagram::model::class_ &c,
cppast::cpp_access_specifier_kind as);
void process_static_method(const cppast::cpp_function &mf,
clanguml::class_diagram::model::class_ &c,
cppast::cpp_access_specifier_kind as);
void process_constructor(const cppast::cpp_constructor &mf,
clanguml::class_diagram::model::class_ &c,
cppast::cpp_access_specifier_kind as);
void process_destructor(const cppast::cpp_destructor &mf,
clanguml::class_diagram::model::class_ &c,
cppast::cpp_access_specifier_kind as);
void process_function_parameter(const cppast::cpp_function_parameter
&param, clanguml::class_diagram::model::class_method &m,
clanguml::class_diagram::model::class_ &c,
const std::set<std::string> &template_parameter_names = {});
bool find_relationships(const cppast::cpp_type &t,
found_relationships_t &relationships,
clanguml::common::model::relationship_t relationship_hint =
clanguml::common::model::relationship_t::kNone) const;
void process_template_type_parameter(
const cppast::cpp_template_type_parameter &t,
clanguml::class_diagram::model::class_ &parent);
void process_template_nontype_parameter(
const cppast::cpp_non_type_template_parameter &t,
clanguml::class_diagram::model::class_ &parent);
void process_template_template_parameter(
const cppast::cpp_template_template_parameter &t,
clanguml::class_diagram::model::class_ &parent);
void process_friend(const cppast::cpp_friend &t,
clanguml::class_diagram::model::class_ &parent,
cppast::cpp_access_specifier_kind as);
void process_namespace(const cppast::cpp_entity &e,
const cppast::cpp_namespace &ns_declaration);
void process_type_alias(const cppast::cpp_type_alias &ta);
void process_type_alias_template(const cppast::cpp_alias_template &at);
void process_class_children(const cppast::cpp_class &cls, model::class_
&c);
void process_class_bases(
const cppast::cpp_class &cls, model::class_ &c) const;
void process_unexposed_template_specialization_parameters(
const type_safe::optional_ref<const
cppast::cpp_template_specialization> &tspec, model::class_ &c) const;
void process_exposed_template_specialization_parameters(
const type_safe::optional_ref<const
cppast::cpp_template_specialization> &tspec, model::class_ &c);
void process_scope_template_parameters(
model::class_ &c, const cppast::cpp_scope_name &scope);
bool process_template_parameters(const cppast::cpp_class &cls,
model::class_ &c,
const type_safe::optional_ref<const
cppast::cpp_template_specialization> &tspec);
void process_class_containment(
const cppast::cpp_class &cls, model::class_ &c) const;
private:
std::unique_ptr<clanguml::class_diagram::model::class_>
build_template_instantiation(
const cppast::cpp_template_instantiation_type &t,
std::optional<clanguml::class_diagram::model::class_ *> parent =
{});
const cppast::cpp_type &resolve_alias(const cppast::cpp_type &t);
const cppast::cpp_type &resolve_alias_template(
const cppast::cpp_type &type);
bool find_relationships_in_array(
found_relationships_t &relationships, const cppast::cpp_type &t)
const;
bool find_relationships_in_pointer(const cppast::cpp_type &t_,
found_relationships_t &relationships,
const common::model::relationship_t &relationship_hint) const;
bool find_relationships_in_reference(const cppast::cpp_type &t_,
found_relationships_t &relationships,
const common::model::relationship_t &relationship_hint) const;
bool find_relationships_in_user_defined_type(const cppast::cpp_type &t_,
found_relationships_t &relationships, const std::string &fn,
common::model::relationship_t &relationship_type,
const cppast::cpp_type &t) const;
bool find_relationships_in_template_instantiation(const cppast::cpp_type
&t, const std::string &fn, found_relationships_t &relationships,
common::model::relationship_t relationship_type) const;
bool find_relationships_in_unexposed_template_params(
const model::template_parameter &ct,
found_relationships_t &relationships) const;
void build_template_instantiation_primary_template(
const cppast::cpp_template_instantiation_type &t,
clanguml::class_diagram::model::class_ &tinst,
std::deque<std::tuple<std::string, int, bool>>
&template_base_params, std::optional<clanguml::class_diagram::model::class_
*> &parent, std::string &full_template_name) const;
void build_template_instantiation_process_type_argument(
const std::optional<clanguml::class_diagram::model::class_ *>
&parent, model::class_ &tinst, const cppast::cpp_type &targ_type,
class_diagram::model::template_parameter &ct);
void build_template_instantiation_process_expression_argument(
const cppast::cpp_template_argument &targ,
model::template_parameter &ct) const;
bool build_template_instantiation_add_base_classes(model::class_ &tinst,
std::deque<std::tuple<std::string, int, bool>>
&template_base_params, int arg_index, bool variadic_params, const
model::template_parameter &ct) const;
void process_function_parameter_find_relationships_in_template(
model::class_ &c, const std::set<std::string>
&template_parameter_names, const cppast::cpp_type &t);
// ctx allows to track current visitor context, e.g. current namespace
translation_unit_context ctx;
bool simplify_system_template(
model::template_parameter &parameter, const std::string
&basicString);
bool add_nested_template_relationships(
const cppast::cpp_member_variable &mv, model::class_ &c,
model::class_member &m, cppast::cpp_access_specifier_kind &as,
const model::class_ &tinst,
common::model::relationship_t &relationship_type,
common::model::relationship_t &decorator_rtype,
std::string &decorator_rmult);
};
*/
}